LEGOs Pneumatic Bottle Adapter Air Storage Tank
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Description
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Turn ordinary soda bottles into massive pneumatic air reservoirs for your LEGOs pneumatic builds!
This custom adapter is designed to connect standard LEGOs pneumatic systems to common PET beverage bottles such as Coke, Pepsi, and other soft drink bottles.
By using recycled PET bottles as compressed air storage tanks, you can dramatically increase the air capacity of your LEGOs Technic pneumatic creations without needing multiple expensive air tanks.
Perfect for LEGOs Technic cranes, excavators, trucks, robots, industrial machinery, and custom pneumatic projects.
Features
Compatible with standard LEGOs pneumatic tubing
Works with common PET soft drink bottles
Fits Coke, Pepsi, and many similar bottle thread styles
Massive air storage compared to standard LEGOs air tanks
Great for long pneumatic operation and smoother airflow
Lightweight and durable design
Easy to print with minimal material
Excellent for LEGOs Technic MOCs and engineering projects
Compatible Bottles
Tested with:
Coke bottles
Pepsi bottles
Most PET soft drink bottles
Water bottles with compatible PET threads
Bottle compatibility may vary slightly depending on your region and bottle manufacturer.
Perfect For
LEGOs Technic builders
Pneumatic MOCs
STEM education
Engineering demonstrations
DIY pneumatic experiments
Large-scale LEGOs machines
Recommended Print Settings
Layer Height: 0.16mm
Walls: 6+
Infill: 100%
Material: TPU 98A for base, PETG HF for hose fittings recommended
Print orientation: Thread side up
Supports: Usually not required
Important Safety Information
This model is intended for low-pressure LEGOs pneumatic systems only.
Do NOT use with compressors or high-pressure air systems
Do NOT exceed safe pressure levels
Always inspect bottles for damage before use
PET bottles can weaken over time
Use at your own risk
Assembly
Print the adapter and hose fittings
Apply CA glue to base and hose fittings
Insert hose fittings into base
Screw onto compatible PET bottle
Pump air into the system
Enjoy greatly increased pneumatic capacity
If you enjoy this model, please leave a like, rating, and upload your makes. I would love to see your pneumatic creations!
Designed by @CandyLabs
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License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.
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